Vishal Kotcherlakota / Mbed 2 deprecated bluesync

Firmware for the mbed in the BlueSync Sensor platform. Intended to communicate with a BlueGiga BLE112 Bluetooth LE module over UART.

Dependencies:   TimerCapture mbed

main.cpp@2:ac474fccf29b, 2015-05-30 (annotated)

Committer:
dishbreak
Date:
Sat May 30 01:53:17 2015 +0000
Revision:
2:ac474fccf29b
Parent:
1:cb941edd7bce
Child:
3:54fef6ac433b
Disabled flow control to reduce errors.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dishbreak 0:2bc22bc992ac 1 #include "mbed.h"
dishbreak 0:2bc22bc992ac 2 #include "TimerCapture.h"
dishbreak 1:cb941edd7bce 3 #include "bluesync_types.h"
dishbreak 0:2bc22bc992ac 4
dishbreak 1:cb941edd7bce 5 /** @file main.cpp
dishbreak 1:cb941edd7bce 6 @brief Main for the BlueSync mbed application. */
dishbreak 1:cb941edd7bce 7
dishbreak 1:cb941edd7bce 8 Serial ble112(p9, p10); ///< Serial connection for communicating with the BLE112.
dishbreak 1:cb941edd7bce 9 TimerCapture * capPin; ///< Capture pin, wired to GPIO pin on BLE112.
dishbreak 2:ac474fccf29b 10 DigitalOut bleSlaveLed(LED1);
dishbreak 2:ac474fccf29b 11 DigitalOut bleScanningLed(LED2);
dishbreak 2:ac474fccf29b 12 DigitalOut bleAdvRecv(LED3);
dishbreak 2:ac474fccf29b 13 DigitalOut bleTimeStampRecv(LED4);
dishbreak 2:ac474fccf29b 14
dishbreak 2:ac474fccf29b 15 void blankOutLeds() {
dishbreak 2:ac474fccf29b 16 bleSlaveLed = 0;
dishbreak 2:ac474fccf29b 17 bleScanningLed = 0;
dishbreak 2:ac474fccf29b 18 bleAdvRecv = 0;
dishbreak 2:ac474fccf29b 19 bleTimeStampRecv = 0;
dishbreak 2:ac474fccf29b 20 }
dishbreak 0:2bc22bc992ac 21
dishbreak 2:ac474fccf29b 22 /*uint8_t[] toByteArray(uint32_t input) {
dishbreak 2:ac474fccf29b 23 uint8_t byte[4];
dishbreak 2:ac474fccf29b 24
dishbreak 2:ac474fccf29b 25 byte[0] = input & 0x000000FF;
dishbreak 2:ac474fccf29b 26 byte[1] = (input & 0x0000FF00) >> 8;
dishbreak 2:ac474fccf29b 27 byte[2] = (input & 0x00FF0000) >> 16;
dishbreak 2:ac474fccf29b 28 byte[3] = (input & 0xFF000000) >> 24;
dishbreak 2:ac474fccf29b 29
dishbreak 2:ac474fccf29b 30 return byte;
dishbreak 2:ac474fccf29b 31 }*/
dishbreak 2:ac474fccf29b 32
dishbreak 2:ac474fccf29b 33 void on_adv_recv() {
dishbreak 2:ac474fccf29b 34 blankOutLeds();
dishbreak 2:ac474fccf29b 35 bleAdvRecv = 1;
dishbreak 0:2bc22bc992ac 36 uint8_t hw_addr[6];
dishbreak 0:2bc22bc992ac 37 for (int i = 5; i >=0; i--) {
dishbreak 0:2bc22bc992ac 38 hw_addr[i] = ble112.getc();
dishbreak 0:2bc22bc992ac 39 }
dishbreak 0:2bc22bc992ac 40
dishbreak 0:2bc22bc992ac 41 printf("***************\r\n");
dishbreak 0:2bc22bc992ac 42 printf("HW Addr: %02x:%02x:%02x:%02x:%02x:%02x ",
dishbreak 0:2bc22bc992ac 43 hw_addr[0],
dishbreak 0:2bc22bc992ac 44 hw_addr[1],
dishbreak 0:2bc22bc992ac 45 hw_addr[2],
dishbreak 0:2bc22bc992ac 46 hw_addr[3],
dishbreak 0:2bc22bc992ac 47 hw_addr[4],
dishbreak 0:2bc22bc992ac 48 hw_addr[5]);
dishbreak 0:2bc22bc992ac 49 printf("Obs At: %d\r\n", capPin->getTime());
dishbreak 2:ac474fccf29b 50 }
dishbreak 2:ac474fccf29b 51
dishbreak 2:ac474fccf29b 52 void on_master_mode() {
dishbreak 2:ac474fccf29b 53 blankOutLeds();
dishbreak 2:ac474fccf29b 54 bleScanningLed = 1;
dishbreak 2:ac474fccf29b 55 }
dishbreak 2:ac474fccf29b 56
dishbreak 2:ac474fccf29b 57 void on_slave_mode() {
dishbreak 2:ac474fccf29b 58 blankOutLeds();
dishbreak 2:ac474fccf29b 59 bleSlaveLed = 1;
dishbreak 1:cb941edd7bce 60 intByteArray bitArray;
dishbreak 1:cb941edd7bce 61 bitArray.integer = capPin->getTime();
dishbreak 2:ac474fccf29b 62 printf("Sending timestamp %d (%x)\r\n", bitArray.integer, bitArray.integer);
dishbreak 2:ac474fccf29b 63 uint8_t event = (uint8_t) EventCode::SET_TIMESTAMP;
dishbreak 2:ac474fccf29b 64 printf("Sending event: %x\r\n", event);
dishbreak 2:ac474fccf29b 65 ble112.putc(0x05);
dishbreak 1:cb941edd7bce 66 for (int i = 3; i >= 0; i--) {
dishbreak 1:cb941edd7bce 67 ble112.putc(bitArray.byte[i]);
dishbreak 1:cb941edd7bce 68 }
dishbreak 0:2bc22bc992ac 69 }
dishbreak 0:2bc22bc992ac 70
dishbreak 2:ac474fccf29b 71 void on_offset_recv() {
dishbreak 2:ac474fccf29b 72 blankOutLeds();
dishbreak 2:ac474fccf29b 73 bleTimeStampRecv = 1;
dishbreak 2:ac474fccf29b 74 intByteArray bitArray;
dishbreak 2:ac474fccf29b 75 for (int i = 3; i >= 0; i--) {
dishbreak 2:ac474fccf29b 76 bitArray.byte[i] = ble112.getc();
dishbreak 2:ac474fccf29b 77 }
dishbreak 2:ac474fccf29b 78 printf("Got offset %d\r\n", bitArray.signed_integer);
dishbreak 2:ac474fccf29b 79 }
dishbreak 2:ac474fccf29b 80
dishbreak 2:ac474fccf29b 81
dishbreak 2:ac474fccf29b 82 void on_serial_rcv() {
dishbreak 2:ac474fccf29b 83 uint8_t command = ble112.getc();
dishbreak 2:ac474fccf29b 84 printf("Command: %x\r\n", command);
dishbreak 2:ac474fccf29b 85 switch (command) {
dishbreak 2:ac474fccf29b 86 case EventCode::ADV_RECV:
dishbreak 2:ac474fccf29b 87 on_adv_recv();
dishbreak 2:ac474fccf29b 88 break;
dishbreak 2:ac474fccf29b 89 case EventCode::SLAVE_MODE:
dishbreak 2:ac474fccf29b 90 on_slave_mode();
dishbreak 2:ac474fccf29b 91 break;
dishbreak 2:ac474fccf29b 92 case EventCode::MASTER_MODE:
dishbreak 2:ac474fccf29b 93 on_master_mode();
dishbreak 2:ac474fccf29b 94 break;
dishbreak 2:ac474fccf29b 95 case EventCode::SET_TIMESTAMP:
dishbreak 2:ac474fccf29b 96
dishbreak 2:ac474fccf29b 97 break;
dishbreak 2:ac474fccf29b 98 case EventCode::OFFSET_RECV:
dishbreak 2:ac474fccf29b 99 on_offset_recv();
dishbreak 2:ac474fccf29b 100 break;
dishbreak 2:ac474fccf29b 101 default:
dishbreak 2:ac474fccf29b 102 printf("Got unexpected byte '%x' from terminal!\r\n",command);
dishbreak 2:ac474fccf29b 103 break;
dishbreak 2:ac474fccf29b 104 }
dishbreak 2:ac474fccf29b 105 }
dishbreak 2:ac474fccf29b 106
dishbreak 0:2bc22bc992ac 107 int main() {
dishbreak 2:ac474fccf29b 108 printf("Booted!\r\n");
dishbreak 0:2bc22bc992ac 109 TimerCapture::startTimer();
dishbreak 0:2bc22bc992ac 110 capPin = new TimerCapture(p30);
dishbreak 0:2bc22bc992ac 111 ble112.baud(115200);
dishbreak 2:ac474fccf29b 112 //ble112.set_flow_control(SerialBase::RTSCTS, p7, p8);
dishbreak 0:2bc22bc992ac 113 ble112.attach(&on_serial_rcv);
dishbreak 2:ac474fccf29b 114 uint8_t command = (uint8_t) EventCode::GET_STATE;
dishbreak 2:ac474fccf29b 115 printf("Sending command %x\r\n", command);
dishbreak 2:ac474fccf29b 116 ble112.putc(command);
dishbreak 2:ac474fccf29b 117 for (int i = 0; i < 4; i++) {
dishbreak 2:ac474fccf29b 118 ble112.putc(0x00);
dishbreak 2:ac474fccf29b 119 }
dishbreak 0:2bc22bc992ac 120 }